Is it illegal to use Stake in Australia?

I'm a bit confused about the legality of using Stake in Australia. Could you please clarify if it's illegal or not? I've heard different opinions and I'm not sure who to believe. I understand that cryptocurrency regulations can vary by country, so I'm just trying to get a clear answer. Could you please provide some sources or references to back up your answer? I really appreciate your help in clearing this up for me.